1 //===- func-id-helper.h - XRay Function ID Conversion Helpers -------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Defines helper tools dealing with XRay-generated function ids.
12 //===----------------------------------------------------------------------===//
13 #ifndef LLVM_TOOLS_LLVM_XRAY_FUNC_ID_HELPER_H
14 #define LLVM_TOOLS_LLVM_XRAY_FUNC_ID_HELPER_H
16 #include "llvm/DebugInfo/Symbolize/Symbolize.h"
17 #include <unordered_map>
22 // This class consolidates common operations related to Function IDs.
23 class FuncIdConversionHelper {
25 using FunctionAddressMap = std::unordered_map<int32_t, uint64_t>;
28 std::string BinaryInstrMap;
29 symbolize::LLVMSymbolizer &Symbolizer;
30 const FunctionAddressMap &FunctionAddresses;
33 FuncIdConversionHelper(std::string BinaryInstrMap,
34 symbolize::LLVMSymbolizer &Symbolizer,
35 const FunctionAddressMap &FunctionAddresses)
36 : BinaryInstrMap(std::move(BinaryInstrMap)), Symbolizer(Symbolizer),
37 FunctionAddresses(FunctionAddresses) {}
39 // Returns the symbol or a string representation of the function id.
40 std::string SymbolOrNumber(int32_t FuncId) const;
42 // Returns the file and column from debug info for the given function id.
43 std::string FileLineAndColumn(int32_t FuncId) const;
49 #endif // LLVM_TOOLS_LLVM_XRAY_FUNC_ID_HELPER_H